Palm 1065ES. Display resolution: 320 x 320 pixels. Processor clock speed: 0.4 GHz. Compatible memory cards: microSDHC, Internal memory: 256 MB. Data network: EDGE, GPRS, Bluetooth version: 2.1+EDR. Battery technology: Lithium-Ion (Li-Ion), Battery capacity: 1500 mAh, Talk time (GSM): 5 h